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Gateway device, method for controlling the same, and program storage medium arranged to relay transmission and reception of E-mails

  • US 8,572,186 B2
  • Filed: 06/20/2008
  • Issued: 10/29/2013
  • Est. Priority Date: 08/24/2007
  • Status: Expired due to Fees
First Claim
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1. A gateway device arranged between a client terminal and a server, and arranged to relay transmission and reception of e-mails, the gateway device comprising:

  • a receiving device arranged to receive first e-mails stored in the server;

    a converting device arranged to convert the first e-mails into second e-mails for temporary storage;

    a transmitting device arranged to transmit the second e-mails to the client terminal; and

    a management table arranged to manage information about the first e-mails and the second e-mails;

    whereinwhen the gateway device receives a request from the client terminal to receive the second e-mails, the gateway device sends a request to the server and receives the first e-mails from the server with the receiving device and establishes a connection with the client terminal, and while the connection is maintained, the first e-mails received from the server are converted into the second e-mails by the converting device and transmitted to the client terminal by the transmitting device; and

    when the gateway device receives a STAT command from the client terminal, the gateway device transfers the STAT command to the server, receives from the server a message including a total byte count of the first e-mails stored in the server, and returns to the client terminal a message including a total byte count of the second e-mails which are converted from the first e-mails.

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